GB/T 40031-2021
ActiveDetermination of polychlorinated naphthalenes in electrical and electronic products—Gas chromatorgaphy-mass spectrometry method
电子电气产品中多氯化萘的测定 气相色谱-质谱法
Application Summary AI generated
This standard specifies a gas chromatography-mass spectrometry method for determining polychlorinated naphthalenes (PCNs) in electrical and electronic products. It is applied by manufacturers and testing laboratories to screen for these persistent organic pollutants in components like plastics, coatings, and circuit boards, ensuring compliance with regulatory limits on hazardous substances. The method is used during product certification and quality control to support environmental safety and waste management requirements.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.